284906006788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{687707}}^1$

素因数の和:688012

約数の個数: 48

約数和(自身を含む): 556416290304

約数和(自身を除く): 271510283516

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 257, 403, 514, 806, 1028, 1612, 3341, 6682, 7967, 13364, 15934, 31868, 103571, 207142, 414284, 687707, 1375414, 2750828, 8940191, 17880382, 21318917, 35760764, 42637834, 85275668, 176740699, 277145921, 353481398, 554291842, 706962796, 1108583684, 2297629087, 4595258174, 5478961669, 9190516348, 10957923338, 21915846676, 71226501697, 142453003394, 284906006788]

約数ペア:

[(1, 284906006788), (2, 142453003394), (4, 71226501697), (13, 21915846676), (26, 10957923338), (31, 9190516348), (52, 5478961669), (62, 4595258174), (124, 2297629087), (257, 1108583684), (403, 706962796), (514, 554291842), (806, 353481398), (1028, 277145921), (1612, 176740699), (3341, 85275668), (6682, 42637834), (7967, 35760764), (13364, 21318917), (15934, 17880382), (31868, 8940191), (103571, 2750828), (207142, 1375414), (414284, 687707)]